Home / 2,581,865.60-3,869,255.40-1,633,538.66

Finding the Fourth Proportional to 2,581,865.60, 3,869,255.40 and 1,633,538.66

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Solution

The fourth proportional to 2,581,865.60, 3,869,255.40 and 1,633,538.66 is: 2,448,066.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,865.60 : 3,869,255.40 = 1,633,538.66 : x
  2. Step 2: Convert to fraction form
    2,581,865.60/3,869,255.40 = 1,633,538.66/x
  3. Step 3: Cross multiply
    2,581,865.60x = 3,869,255.40 × 1,633,538.66
  4. Step 4: Simplify right side
    2,581,865.60x = 6,320,578,281,313.76
  5. Step 5: Solve for x
    x = 6,320,578,281,313.76/2,581,865.60
  6. Step 6: Final answer
    x = 2,448,066.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.